Side panel of soft luggage



FIG. 1 is a perspective view of a side panel of soft luggage showing our new design, it being understood that the broken lines are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is an end elevational view, the opposite end being a mirror image thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a bottom elevational view thereof. 

The ornamental design for a side panel of soft luggage, as shown and described. 